import 'package:flutter/material.dart';

class ProgressApp extends StatefulWidget{
  @override
  State<StatefulWidget> createState() {
    return _MyState();
  }

}

class _MyState extends State<ProgressApp>{
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('ProgressApp'),
        backgroundColor: Colors.red,
      ),
      body: Column(
        children: <Widget>[
          LinearProgressIndicator(
          ),
          CircularProgressIndicator(

          ),
          LinearProgressIndicator(
            value: 0.5,
          ),
          CircularProgressIndicator(
            value: 0.5,
          ),
          SizedBox(
            height: 10,
            child: LinearProgressIndicator(
              value: 0.5,
            ),
          ),
          SizedBox(
            width: 100,
            height: 100,
            child: CircularProgressIndicator(
              value: 1,
            ),
          ),
        ],
      ),
    );
  }

}